OpenTechnical

OT-2026-000063951

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000063951) never changes.

Identity and time

Publication numberOT-2026-000063951 · never reused
Internal UUID01a0ae8d-53bb-7177-8c32-7c5b87c782b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063951
StatusPUBLIC

Content hashes

Canonical text466913e7281b098162db10ca1de2a84f603a0e3c95b32a0414e7e470d92ed595
Markdownafc982b90abdd2b657a952ba3917e10c8c24c23777c8527cc189e7cd281c5293
PDF
Publication page22af2b23c2b2ad268362fd0f4be08302e3804d1e9ebe57d0dcbb5519a7e93dc4
Manifestaf9699993f8ae6ef0473ff0d066c0aeeb2abfe7745691c0afee9d6c6660a8651

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturemCBDuuiyDVcf+upu0yBOLySJgn4kbLUVEojON3AqxYspQhmBcMRLVKaX1WHMzR6MUf0+iHhUV750tnBVYasGAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:00.717109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063951
observed 22af2b23c2b2ad268362fd0f4be08302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.698395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063951/manifest.json
observed af9699993f8ae6ef0473ff0d066c0aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.680808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063951/publication.md
observed afc982b90abdd2b657a952ba3917e10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:00.663598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063951/publication.txt
observed 466913e7281b098162db10ca1de2a84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.